body{
    margin: 0px;
    padding: 0px;
}
.box{
    background: #00ff90;
    padding: 10px;
    width: 500px;
    border: 5px solid black;
}
.float-ele { 
    float: left; 
    margin: 10px; 
    padding: 10px; 
    background: #ff6a00; 
    width: 100px; 
    text-align: center; 
    border: 5px solid black;
}
